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    <script>
        var isUgly = function (n) {
            if(n==0){
                return false;
            }
            while (n) {
                if (n == 1 || n == 2 || n == 3 || n == 5) {
                    return true;
                }
                if(n%2==0){
                    n/=2;
                }else if(n%3==0){
                    n/=3;
                }else if(n%5==0){
                    n/=5
                }else {
                    return false;
                }
            }

        };
        console.log(isUgly(10));
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